/**
* @author Saerom Kim <kim79881@gmail.com>
* @version 1.6
* @since 2011-11-09
*/

public class Circle implements Shape
{
	private int radius;
	Circle(int r)
	{
		this.radius = r;
	}
	public int getRadius()
	{
		return radius;
	}
	public int Area()
	{
		return (int) (radius*radius*Math.PI);
	}
}
